DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerSystem maintenance
CAUTION
Do not use alcohol, benzine or thinner
to clean the camera. This will cause
discoloration.
Do not damage the camera as the monitor
screen may be adversely affected.
If dirt, rain or snow accumulates on any of the
cameras 1 , the MOD system may not operate
properly. Clean ...
Diagnosis system (AV control unit)
Description
The AV control unit diagnosis function starts up with multifunction
switch operation and the AV control unit
performs a diagnosis for each unit in the system during the on board
diagnosis.
Perform a CONSULT diagnosis if the on board diagnosis does not start,
e.g., the s ...
Programming trouble-diagnosis
If the HomeLink does not quickly learn the
hand-held transmitter information:
replace the hand-held transmitter batteries
with new batteries.
position the hand-held transmitter with its
battery area facing away from the
HomeLink surface.
press and hold both the HomeLink and
hand-hel ...